For each application in the table, is I/O performance best measured using raw data throughput? Metrics for

Question:

For each application in the table, is I/O performance best measured using raw data throughput?

Metrics for I/O performance may vary dramatically from application to application. Where the number of transactions processed dominates performance in some situations, data throughput dominates in others. Explore I/O performance evaluation by answering the questions for the following applications.